<?php
/**
 * Zend Framework
 *
 * LICENSE
 *
 * This source file is subject to the new BSD license that is bundled
 * with this package in the file LICENSE.txt.
 * It is also available through the world-wide-web at this URL:
 * http://framework.zend.com/license/new-bsd
 * If you did not receive a copy of the license and are unable to
 * obtain it through the world-wide-web, please send an email
 * to license@zend.com so we can send you a copy immediately.
 *
 * @category   Zend
 * @package    Zend_Debug
 * @copyright  Copyright (c) 2005-2007 Zend Technologies USA Inc. (http://www.zend.com)
 * @license    http://framework.zend.com/license/new-bsd     New BSD License
 */



class Veneer_Debug
{

    /**
     * @var string
     */
    protected static $_sapi = null;
/*
	Debug mode
		Off
		Return
		Echo
		Session
		DB Log
*/

    protected $_log = "";
    protected $_mode = "end";
    protected $_start_time = 0;

	function __construct( $mode="end")
	{
        $this->_mode = strtolower($mode);
		$stimer = explode( ' ', microtime() );
		$this->_start_time = $stimer[1] + $stimer[0];
	}
	/**
     * Get the current value of the debug output environment.
     * This defaults to the value of PHP_SAPI.
     *
     * @return string;
     */
    public static function getSapi()
    {
        if (self::$_sapi === null) {
            self::$_sapi = PHP_SAPI;
        }
        return self::$_sapi;
    }

    /**
     * Set the debug ouput environment.
     * Setting a value of null causes Zend_Debug to use PHP_SAPI.
     *
     * @param string $sapi
     * @return void;
     */
    public static function setSapi($sapi)
    {
        self::$_sapi = $sapi;
    }

    /**
     * Debug helper function.  This is a wrapper for var_dump() that adds
     * the <pre /> tags, cleans up newlines and indents, and runs
     * htmlentities() before output.
     *
     * @param  mixed  $var   The variable to dump.
     * @param  string $label OPTIONAL Label to prepend to output.
     * @param  bool   $echo  OPTIONAL Echo output if true.
     * @return string
     */
    public function dump($var, $label=null, $mode='none')
    {
        // format the label
        $label = ($label===null) ? '' : rtrim($label) . ' ';

        // var_dump the variable into a buffer and keep the output
        ob_start();
        var_dump($var);
        $output = ob_get_clean();

        // neaten the newlines and indents
        $output = preg_replace("/\]\=\>\n(\s+)/m", "] => ", $output);
        if (self::getSapi() == 'cli') {
            $output = PHP_EOL . $label
                    . PHP_EOL . $output
                    . PHP_EOL;
        } else {
            $output = '<pre>'
                    . $label
                    . htmlspecialchars($output, ENT_QUOTES)
                    . '</pre>';
        }
		if($mode== 'none')
			$mode = $this->_mode;
		switch ($mode) {
		case 'off':
		    break;
		case 'end':
		    $this->_log .=$output;
		    break;
		case 'echo':
		    echo($output);
		    break;
		case 'print':
		    print $output;
		    break;
		case 'session':
			$sessDebug = new Zend_Session_Namespace('TraceDebug');
			if (isset($sessDebug->hitCount)) {
			    $sessDebug->hitCount++; // this will increment for each page load.
			} else {
			    $sessDebug->hitCount = 1; // first time
			}
		    echo "i equals 1";
		    break;
		}
    }
    public function comment($label=null, $mode='none')
    {
        // format the label
        $label = ($label===null) ? '' : rtrim($label) . ' ';
        $output = '<pre>'
                    . $label
                    . '</pre>';

		if($mode== 'none')
			$mode = $this->_mode;
		switch ($mode) {
		case 'off':
		    break;
		case 'end':
		    $this->_log .=$output;
		    break;
		case 'echo':
		    echo($output);
		    break;
		case 'print':
		    print $output;
		    break;
		case 'session':
			$sessDebug = new Zend_Session_Namespace('TraceDebug');
			if (isset($sessDebug->hitCount)) {
			    $sessDebug->hitCount++; // this will increment for each page load.
			} else {
			    $sessDebug->hitCount = 1; // first time
			}
		    echo "i equals 1";
		    break;
		}
    }
    /**
     * Debug helper function.
     *

     */
    public function echoLog()
    {

		switch ($this->_mode) {
		case 'echo':
		    break;
		case 'end':
			$etimer = explode( ' ', microtime());
			$etimer = $etimer[1] + $etimer[0];
	        $this->_log = "<br/><b>Debug Log</b>\n<br/>Script timer: <b>"
			. ($etimer - $this->_start_time). "</b> seconds.". $this->_log . "<br/><br/>";
		    return($this->_log);

		    break;
		case 'session':
		    break;
		}
    }
    public function print_r($obj=null,$comment="")
    {
		if($obj ==null) {
			print "$comment<br/>";
			print "<pre>";
			print_r($obj);	// veneer_parms - Figure out later
			print "</pre>";
		} else {
			print "$comment<br/>";
			print "<pre>";
			print_r($obj);
			print "</pre>";
		}
    }
    public function p($msg=null)
    {
			print "$msg<br/>";
    }
}
